package com.example.demo.mapper;

import com.example.demo.entity.Cla;
import org.apache.ibatis.annotations.Mapper;
import java.util.List;

@Mapper
public interface ClaMapper {

    int save(Cla cla);

    int delete(int Classname);

    int update(Cla cla);

    List<Cla> select();
}
